Home / 7,510,628.26-10,364,669.77-4,072,868.38

Finding the Fourth Proportional to 7,510,628.26, 10,364,669.77 and 4,072,868.38

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Solution

The fourth proportional to 7,510,628.26, 10,364,669.77 and 4,072,868.38 is: 5,620,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510,628.26 : 10,364,669.77 = 4,072,868.38 : x
  2. Step 2: Convert to fraction form
    7,510,628.26/10,364,669.77 = 4,072,868.38/x
  3. Step 3: Cross multiply
    7,510,628.26x = 10,364,669.77 × 4,072,868.38
  4. Step 4: Simplify right side
    7,510,628.26x = 42,213,935,775,374.87
  5. Step 5: Solve for x
    x = 42,213,935,775,374.87/7,510,628.26
  6. Step 6: Final answer
    x = 5,620,559.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.